Primal Logic is a renowned manufacturers, exporters and suppliers of Graded and Alloyed Cast Iron Castings, Ductile Iron Castings, Gray Iron Castings and other Industrial Castings. Primal Logic offers Hand Grippers made of Chrome Plated, Steel and Aluminum Fabrication. The available Loads are: 100 Lbs, 150 Lbs, 200 Lbs, 250 Lbs, 300 Lbs, 350 Lbs and 400 Lbs.